AaS! 43: What's the Shape of the Universe?

What's the shape of the universe? What does it even mean for the universe to have a "shape"? If you traveled far enough, would you end up where you started? I discuss these questions and more in today's Ask a Spaceman!

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Music by Jason Grady and Nick Bain, and editing by Cathy Rinella, WCBE.

Hosted by Paul M. Sutter, who is a legit scientist (http://www.pmsutter.com)